Senior Director, Pharmaceutical Manufacturing
Current
Sep 2023 - Present
AeroLeads people directory · profile
Sean Ritchie Email & Phone Number
Senior Director, Pharmaceutical Manufacturing at Gilead Sciences
at
Gilead Sciences
2 work emails found
@gilead.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Director, Pharmaceutical Manufacturing at Gilead Sciences
Location
San Jose, California, United States
Who is Sean Ritchie? Overview
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Quick answer
Sean Ritchie is listed as Senior Director, Pharmaceutical Manufacturing at Gilead Sciences at Gilead Sciences, based in San Jose, California, United States. AeroLeads shows a work email signal at gilead.com and a matched LinkedIn profile for Sean Ritchie.
Sean Ritchie previously worked as Senior Director, Pharmaceutical Manufacturing at Gilead Sciences and Director, Pharmaceutical Manufacturing at Gilead Sciences. Sean Ritchie holds Ms, Bioengineering from California Polytechnic State University-San Luis Obispo.
Company email context
Email format at Gilead Sciences
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{first_initial}{last}@gilead.com
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Profile bio
About Sean Ritchie
Senior Director Of Pharmaceutical Manufacturing with 15+ years of small molecule development and commercialization experience.
Listed skills include Gmp, Technology Transfer, Formulation, Validation, and 22 others.
Current workplace
Sean Ritchie's current company
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9 roles
Sean Ritchie work experience
A career timeline built from the work history available for this profile.
Director, Pharmaceutical Manufacturing
Oversee and contribute to the completion of all technical and operational activities related to maintaining commercial product supplies through management of internal and external resources. Responsible for defining, planning, and implementing activities on one or more complex projects related to scale-up, validation, and technology transfer between sites to ensure production schedules are met. Lead activities at manufacturing sites, including providing project timelines, resolving issues, on-site troubleshooting, and providing overall technical support. Serve as the technical lead and support the specification, installation, utilization, qualification, and improvement of equipment used for solid dose products. Execute equipment/process qualification (IQ/OQ/PQ) and validation (PV); write and review qualification /validation /technical reports. Prepare documents for worldwide Regulatory filings, and review current filings. Supervise group of four full-time engineers to support group and company goals.
Mar 2019 - Sep 2023
Associate Director, Pharmaceutical Engineering
Nov 2018 - Mar 2019
Senior Manager, Pharmaceutical Engineering
Jan 2017 - Nov 2018
Manager, Pharmaceutical Engineering
Aug 2015 - Jan 2017
Senior Pharmaceutical Engineer
Apr 2013 - Aug 2015
Associate Scientist Ii, Formulation
Sep 2008 - Apr 2013
Staff Research Associate Ii, Formulations
Responsible for the development of Oral and IV formulations to be used in support of pre-clinical and clinical applications. Experience with parenteral formulation development from small scale animal studies through GMP manufacturing. Responsible for pre-formulation and formulation characterization of API molecules including stability, polymorphism, solubility and compatibility. Experience with overseeing manufacturing at CMO’s both onsite and offsite.
Dec 2005 - Aug 2008
Development Associate Iii
Responsible for characterization of API compounds. Conducted excipient compatibility studies, solution and solid-state pre-formulation studies. Development of preclinical oral and IV formulations to support PK, Tox, and PD studies. Conduct physio-chemical small molecule characterization including pH solubility profiles, pKa, log P and stability. Skilled with HPLC, DSC, TGA, DVS, XRPD, and polarized light microscopy. Experience with particle sizing using microscopic techniques and Lasentec probe. Responsible for generating intellectual property based on pre-formulation studies to be used in support of GLP and GMP studies, as well as IND fillings.
Oct 2004 - Dec 2005
Team & coworkers
Colleagues at Gilead Sciences
Other employees you can reach at gilead.com. View company contacts →
MB
Maxim Bouzinov
Colleague at Gilead SciencesOakland, California, United States
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AK
Andrew Kessel
Colleague at Gilead SciencesSan Francisco Bay Area, United States
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CM
Chad Miller
Colleague at Gilead SciencesGreater Edmonton Metropolitan Area, Canada
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PA
Paola Agnellini
Colleague at Gilead SciencesZurich, Switzerland
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PB
Paweł Banasiewicz
Colleague at Gilead SciencesWarsaw, Mazowieckie, Poland
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AP
Adam Poppett
Colleague at Gilead SciencesUnited States
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JD
Justin Duong
Colleague at Gilead SciencesOrange County, California, United States
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RJ
Robert J.E. Tarney
Colleague at Gilead SciencesSan Francisco, California, United States
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KP
Kathleen P.
Colleague at Gilead SciencesSan Francisco Bay Area, United States
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PC
Pamela Chomsky Rn, Pmp
Colleague at Gilead SciencesPacifica, California, United States
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Maxim Bouzinov
Colleague at Gilead SciencesOakland, California, United States
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AK
Andrew Kessel
Colleague at Gilead SciencesSan Francisco Bay Area, United States
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CM
Chad Miller
Colleague at Gilead SciencesGreater Edmonton Metropolitan Area, Canada
View →
PA
Paola Agnellini
Colleague at Gilead SciencesZurich, Switzerland
View →
PB
Paweł Banasiewicz
Colleague at Gilead SciencesWarsaw, Mazowieckie, Poland
View →
AP
Adam Poppett
Colleague at Gilead SciencesUnited States
View →
JD
Justin Duong
Colleague at Gilead SciencesOrange County, California, United States
View →
RJ
Robert J.E. Tarney
Colleague at Gilead SciencesSan Francisco, California, United States
View →
KP
Kathleen P.
Colleague at Gilead SciencesSan Francisco Bay Area, United States
View →
PC
Pamela Chomsky Rn, Pmp
Colleague at Gilead SciencesPacifica, California, United States
View →
2 education records
Sean Ritchie education
Ms, Bioengineering
California Polytechnic State University-San Luis Obispo
Bs, Chemical Engineering
Uc Santa Barbara
FAQ
Frequently asked questions about Sean Ritchie
Quick answers generated from the profile data available on this page.
What company does Sean Ritchie work for?
Sean Ritchie works for Gilead Sciences.
What is Sean Ritchie's role at Gilead Sciences?
Sean Ritchie is listed as Senior Director, Pharmaceutical Manufacturing at Gilead Sciences at Gilead Sciences.
What is Sean Ritchie's email address?
AeroLeads has found 2 work email signals at @gilead.com for Sean Ritchie at Gilead Sciences.
Where is Sean Ritchie based?
Sean Ritchie is based in San Jose, California, United States while working with Gilead Sciences.
What companies has Sean Ritchie worked for?
Sean Ritchie has worked for Gilead Sciences, Sunesis Pharmaceuticals, and Chiron Corporation.
Who are Sean Ritchie's colleagues at Gilead Sciences?
Sean Ritchie's colleagues at Gilead Sciences include Maxim Bouzinov, Andrew Kessel, Chad Miller, Paola Agnellini, and Paweł Banasiewicz.
How can I contact Sean Ritchie?
You can use AeroLeads to view verified contact signals for Sean Ritchie at Gilead Sciences, including work email, phone, and LinkedIn data when available.
What schools did Sean Ritchie attend?
Sean Ritchie holds Ms, Bioengineering from California Polytechnic State University-San Luis Obispo.
What skills is Sean Ritchie known for?
Sean Ritchie is listed with skills including Gmp, Technology Transfer, Formulation, Validation, Commercialization, Drug Development, Pharmaceutical Industry, and Ind.
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